. >>> this morning president obama will visit the home of the farm labor leader cesar chavez being made a national monument. the president will arrive then at sfo around 1:40 in afternoon on air force one. he has a private fundraising dinner here in san francisco. then a public concert and rally at the bill graham civic auditorium. the president will spend the night in san francisco before taking off. >>> on the gop side mitt romney will deliver a major foreign policy speech today. necessary virginia. romney is expected to say it's time for america to change course in the middle east and accused president obama of passive leadership around the world. >> when i'm president, i will take the care that it takes to rebuild our principles and restore the principles that made america so strong. >> romney is calling for the united states to take a more assertive role in syria, put conditions on aid to egypt and tighten sanctions on iran. a month to go before election day, national polls showing the race at the white house is getting tighter. >>> california is the most expensive place for gas in